Cross platform (lin/win/mac) geographical information system (GIS)
Python data, Leaflet.js maps
Interactive, thoroughly customizable maps in the browser
Large-scale WebGL-powered geospatial data visualization analysis
Transform your favorite cities into beautiful, minimalist designs
Viking is a free/open source program to manage GPS data
Toolkit for working with and mapping geospatial data
... the open-source glide computer
Open OSINT stack for monitoring, analysis, and risk detection
Handling and basic analysis of hyperspectral data in R
Tool to work on map data, to check the data and generate your own maps
Offline vector map display ported from OsmAnd
ERSI Shapefile Viewer
National Responsibility Assessment for Endangered Species/Habitatats
Interactive visualization of plate tectonics.
Analysis and display of Census, business, government attribute data
Geodesy based library (geodetic and geocentric functions)
Geostatistics and geosciences modeling software